Home / 25,938.67-35,795.44-15,181.60

Finding the Fourth Proportional to 25,938.67, 35,795.44 and 15,181.60

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Solution

The fourth proportional to 25,938.67, 35,795.44 and 15,181.60 is: 20,950.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938.67 : 35,795.44 = 15,181.60 : x
  2. Step 2: Convert to fraction form
    25,938.67/35,795.44 = 15,181.60/x
  3. Step 3: Cross multiply
    25,938.67x = 35,795.44 × 15,181.60
  4. Step 4: Simplify right side
    25,938.67x = 543,431,869.29
  5. Step 5: Solve for x
    x = 543,431,869.29/25,938.67
  6. Step 6: Final answer
    x = 20,950.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.